Fort George G. Meade KEMRON PBC Sites Near-Term Deliverables Update Operable Units 1, 3 and 5 Restoration Advisory Board Meeting March 17, 2011 KEMRON Environmental Services, Inc. 1

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3 KEMRON Contract Sites Operable Unit (OU) 1, FGGM-83, Former Trap and Skeet –Used for recreational activities; was not a military range OU-3, FGGM-87, Former Nike Missile Control Site –Former radar tower no longer present at the site OU-5, FGGM-07, Defense Reutilization and Marketing Office (DRMO) –Remains in use currently Update on all sites was provided in November 2010 RAB Meeting 3

4 Operable Unit 1, FGGM-83, Former Trap & Skeet KEMRON submitted the Draft Remedial Investigation Report in December 2010 USEPA comments received March 10, 2011 are under review Formal responses to comments and revised RI Report anticipated to be submitted in mid to late May 2011 Following USEPA and MDE approval of RI Report, Feasibility Study (FS) will be prepared and submitted to identify and evaluate potential response actions (submission date: TBD) 4

5 Operable Unit 3, FGGM-87, Former Nike Missile Control Site KEMRON submitted Revised Screening Level Ecological Risk Assessment for USEPA and MDE review and comment on October 18, 2010 USEPA comments received February 04, 2011 Responses to comments on SLERA will be submitted in further revision to the SLERA, which will be included in an RI Report - scheduled to be submitted in May 2011 RI Report will be a revision of the January 2008 RI Report previously submitted for regulator review An FS will be prepared after USEPA and MDE concur with the Final RI Report (submission date: TBD) 5

6 Operable Unit 5, FGGM-07 DRMO US Army has been collecting additional environmental samples and conducting laboratory analyses to fill data gaps identified by USEPA in the 2003 RI Report Sampling was completed on February 26, 2011 and laboratory analyses are in progress After analytical data are compared to risk-based screening values, the Army and its contractors (KEMRON/ARCADIS) in conjunction with USEPA and MDE, will determine what further steps are necessary to resolve all outstanding regulatory comments on the 2003 RI Report and complete an FS

7 Additional Updates The OU-1 Draft Final RI Report and the OU-3 Revised SLERA were submitted electronically to the RAB members The Army and KEMRON plan to meet with USEPA and MDE in early April for technical discussions about all three sites Additional updates will be provided as the CERCLA RI Reports for OU-1 and OU-3 move toward final versions More information will be available on what additional work is forthcoming for OU-5 after all data are received and evaluated against screening values

Acronyms and Abbreviations 8 CERCLAComprehensive Environmental Response, Compensation, and Liability Act DRMODefense Reutilization and Marketing Office EPAEnvironmental Protection Agency FGGMFort George G. Meade FSFeasibility Study MDEMaryland Department of the Environment OUOperable Unit PBCPerformance Based Contract RIRemedial Investigation SLERA Screening Level Ecological Risk Assessment

9 Points of Contact U.S. Army Garrison Fort George G. Meade Directorate of Public Works-Environmental Division 2212 Chisholm Avenue, Suite 5115 Fort Meade, Maryland Paul Fluck, PG, REP –Environmental Restoration Manager – George Knight, PG –Environmental Project Manager –